Tiwari, N K .
Operations research / - New Delhi : PHI learning Pvt. Ltd. , 2006. - 307 ;
9788120329669
Operations research
658.4034 / TIW-O
Operations research / - New Delhi : PHI learning Pvt. Ltd. , 2006. - 307 ;
9788120329669
Operations research
658.4034 / TIW-O